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CrashStats

Marlborough, Harrow, HA1 1XH area: accident hotspot

Collisions, 2001 to 2025
830
512th busiest of 12,033 hotspots
Casualties
988
1.19 per collision
Fatal collisions
4
4 people killed
Collisions in 2025
27
Down 4% on 2024

Crash severity at the HA1 1XH hotspot

115 of the 830 collisions here (14%) killed or seriously injured someone.

Collisions by severity, 2001 to 2025

  • Fatal40.5%
  • Serious11113%
  • Slight71586%

People hurt, 2001 to 2025

Killed
4
Seriously injured
111
Slightly injured
873
All casualties
988

Accidents by year at the HA1 1XH hotspot

Collisions here peaked at 52 in 2004, against an average of 33 a year from 2001 to 2025.

Collisions and casualties at the HA1 1XH hotspot, 2001 to 2025

  • Collisions
  • Collisions in 2025: 27
  • Casualties

Source: Department for Transport, STATS19 road safety data

View as a table
YearCollisionsCasualties
20252729
20242833
20234044
20223540
20213742
20202730
20193840
20182838
20173240
20162529
20152634
20144351
20132326
20123035
20113133
20103137
20093851
20081825
20072835
20063239
20053140
20045259
20034659
20024555
20013944

Map of crashes at the HA1 1XH hotspot

The 48 most recent collisions at this hotspot, coloured by severity, around its centre near HA1 1XH.

Map of the 48 most recent collisions at the Marlborough, Harrow, HA1 1XH area accident hotspot

Use the arrow keys to move the map and the plus and minus keys to zoom.

  • 48 crashes
  • Serious
  • Slight

Centre of the hotspot

Hotspot area, 700 m radius

Details of the HA1 1XH hotspot

This hotspot counts every collision police recorded from 2001 to 2025 within 700 metres of its centre, except those already counted in a busier hotspot.

Ward
Marlborough
Council area
Harrow
Nearest postcode to the centre
HA1 1XH
Postcode district
HA1
Centre (latitude, longitude)
51.59269, -0.33714
Radius
700 metres
Years covered
2001 to 2025
Years with a collision
25 of 25
Latest collision
31 December 2025
Rank by collisions
512th of 12,033 hotspots

Roads at the HA1 1XH hotspot

348 of the 830 collisions at this hotspot were on the A409.

Collisions at the HA1 1XH hotspot on each road, 2001 to 2025
RankRoadCollisionsCasualtiesFatalSerious
1stA409348414151

Towns near the HA1 1XH hotspot

All 830 collisions at this hotspot were inside the built-up area of Harrow.

All 830 crashes at the HA1 1XH hotspot

Newest first, from 1 January 2001 to 31 December 2025, 48 to a page.

Severity
Year